let arr:number[]=[1,5,6]
let arr1=[5,6,"zs",true]
let arr2:string[]=["zs","xiaohong"]

let person:object={
    name:"zs",
    age:18
}

interface Per{
    name:string,
    age:number
}
let p1:Per={
    name:"xiaohong",
    age:23
}

let p2:{name:string,age:number}={
    name:"xiaoli",
    age=21
}